Superhydrophobic carbon papers for electrostatic water collection from fog

Fog collection presents a promising solution to water scarcity in arid regions. Typically, hydrophilic surfaces are used for this purpose. This study demonstrates that electrically conductive PTFE-coated superhydrophobic carbon papers are highly effective for electrostatic fog collection. The wettab...

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Main Authors: Xie Qiongdan, Yang BeiEr, Mu Jiangtao, Zhang Haoran, Yu Jiaxin, Liu Yunchen, Fang Deyu, Cong Longqi, Yang Qihang, Liu Ruoqi, Chen Qianqian
Format: Article
Language:English
Published: EDP Sciences 2025-01-01
Series:E3S Web of Conferences
Online Access:https://www.e3s-conferences.org/articles/e3sconf/pdf/2025/03/e3sconf_isgst2024_01005.pdf
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author Xie Qiongdan
Yang BeiEr
Mu Jiangtao
Zhang Haoran
Yu Jiaxin
Liu Yunchen
Fang Deyu
Cong Longqi
Yang Qihang
Liu Ruoqi
Chen Qianqian
author_facet Xie Qiongdan
Yang BeiEr
Mu Jiangtao
Zhang Haoran
Yu Jiaxin
Liu Yunchen
Fang Deyu
Cong Longqi
Yang Qihang
Liu Ruoqi
Chen Qianqian
author_sort Xie Qiongdan
collection DOAJ
description Fog collection presents a promising solution to water scarcity in arid regions. Typically, hydrophilic surfaces are used for this purpose. This study demonstrates that electrically conductive PTFE-coated superhydrophobic carbon papers are highly effective for electrostatic fog collection. The wettability of the carbon paper has minimal impact on collection efficiency. Despite the superhydrophobic nature of the carbon papers causing condensed fog particles to aggregate into spherical droplets, this aggregation has little effect on collection performance. Additionally, the efficiency of fog collection is independent of charge type; both negative and positive high voltages yield similar results. The fog collection efficiency is directly correlated with electrostatic air current, though the relationship is nonlinear: efficiency initially increases sharply with current before leveling off.
format Article
id doaj-art-2ec8d64582e946b39889d24db9cc8911
institution Kabale University
issn 2267-1242
language English
publishDate 2025-01-01
publisher EDP Sciences
record_format Article
series E3S Web of Conferences
spelling doaj-art-2ec8d64582e946b39889d24db9cc89112025-02-05T10:47:33ZengEDP SciencesE3S Web of Conferences2267-12422025-01-016030100510.1051/e3sconf/202560301005e3sconf_isgst2024_01005Superhydrophobic carbon papers for electrostatic water collection from fogXie Qiongdan0Yang BeiEr1Mu Jiangtao2Zhang Haoran3Yu Jiaxin4Liu Yunchen5Fang Deyu6Cong Longqi7Yang Qihang8Liu Ruoqi9Chen Qianqian10School of New Energy and Intelligent Connected Vehicle, University of SanyaSchool of New Energy and Intelligent Connected Vehicle, University of SanyaSchool of New Energy and Intelligent Connected Vehicle, University of SanyaSchool of New Energy and Intelligent Connected Vehicle, University of SanyaSchool of New Energy and Intelligent Connected Vehicle, University of SanyaSchool of New Energy and Intelligent Connected Vehicle, University of SanyaSchool of New Energy and Intelligent Connected Vehicle, University of SanyaSchool of New Energy and Intelligent Connected Vehicle, University of SanyaSchool of New Energy and Intelligent Connected Vehicle, University of SanyaSchool of New Energy and Intelligent Connected Vehicle, University of SanyaSchool of New Energy and Intelligent Connected Vehicle, University of SanyaFog collection presents a promising solution to water scarcity in arid regions. Typically, hydrophilic surfaces are used for this purpose. This study demonstrates that electrically conductive PTFE-coated superhydrophobic carbon papers are highly effective for electrostatic fog collection. The wettability of the carbon paper has minimal impact on collection efficiency. Despite the superhydrophobic nature of the carbon papers causing condensed fog particles to aggregate into spherical droplets, this aggregation has little effect on collection performance. Additionally, the efficiency of fog collection is independent of charge type; both negative and positive high voltages yield similar results. The fog collection efficiency is directly correlated with electrostatic air current, though the relationship is nonlinear: efficiency initially increases sharply with current before leveling off.https://www.e3s-conferences.org/articles/e3sconf/pdf/2025/03/e3sconf_isgst2024_01005.pdf
spellingShingle Xie Qiongdan
Yang BeiEr
Mu Jiangtao
Zhang Haoran
Yu Jiaxin
Liu Yunchen
Fang Deyu
Cong Longqi
Yang Qihang
Liu Ruoqi
Chen Qianqian
Superhydrophobic carbon papers for electrostatic water collection from fog
E3S Web of Conferences
title Superhydrophobic carbon papers for electrostatic water collection from fog
title_full Superhydrophobic carbon papers for electrostatic water collection from fog
title_fullStr Superhydrophobic carbon papers for electrostatic water collection from fog
title_full_unstemmed Superhydrophobic carbon papers for electrostatic water collection from fog
title_short Superhydrophobic carbon papers for electrostatic water collection from fog
title_sort superhydrophobic carbon papers for electrostatic water collection from fog
url https://www.e3s-conferences.org/articles/e3sconf/pdf/2025/03/e3sconf_isgst2024_01005.pdf
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